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The Name Game

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Author: Judy Ann Brown
Description: active problem Pre-algebra, difficulty level 3. The first student says his/her own name; the second student repeats the first student's name and adds his/her own name... How many names are said if the numbers of students in my math classes on the first day are 27, 28, 32, 31, and 30?
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Problem page: http://mathforum.org/librarypow/puzzles/index2.ehtml?puzzle=326
Solution page: Problem #326

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